import turtle

turtle.setup(2000, 2000, 0, 0)
turtle.pensize(20)
turtle.pencolor("black")
turtle.seth(0)
turtle.fd(400)
turtle.seth(-144)
turtle.fd(400)
turtle.seth(-144 - 144)
turtle.fd(400)
turtle.seth(-144 - 144 - 144)
turtle.fd(400)
turtle.seth(-144 - 144 - 144 - 144)
turtle.fd(400)
input("")
